3-Fluoro-4-nitro-6-(trifluoromethoxy)pyridine-2-acetic acid
2-(Aminomethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-3-acetonitrile
2-(Aminomethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-3-acetonitrile
3-Fluoro-4-nitro-2-(trifluoromethoxy)pyridine-6-acetic acid